From 21188b1eafd3741fda0f7905dc997279a17b50ba Mon Sep 17 00:00:00 2001
From: Miklos Vajna <vmiklos@frugalware.org>
Date: Thu, 9 Oct 2008 01:40:32 +0200
Subject: [PATCH] Implement git clone -v

The new -v option forces the progressbar, even in case the output
is not a terminal.  This can be useful if the caller is an IDE or
wrapper which wants to scrape the progressbar from stderr and show
its information in a different format.

Signed-off-by: Miklos Vajna <vmiklos@frugalware.org>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
---
 Documentation/git-clone.txt |  5 +++++
 builtin-clone.c             |  4 ++++
 t/t5702-clone-options.sh    | 13 +++++++++++++
 transport.c                 |  2 +-
 transport.h                 |  2 ++
 5 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/Documentation/git-clone.txt b/Documentation/git-clone.txt
index 0e14e732fd..95f08b9114 100644
--- a/Documentation/git-clone.txt
+++ b/Documentation/git-clone.txt
@@ -90,6 +90,11 @@ then the cloned repository will become corrupt.
 	Operate quietly.  This flag is also passed to the `rsync'
 	command when given.
 
+--verbose::
+-v::
+	Display the progressbar, even in case the standard output is not
+	a terminal.
+
 --no-checkout::
 -n::
 	No checkout of HEAD is performed after the clone is complete.
diff --git a/builtin-clone.c b/builtin-clone.c
index 49d2eb9c2b..df71b23810 100644
--- a/builtin-clone.c
+++ b/builtin-clone.c
@@ -38,9 +38,11 @@ static int option_local, option_no_hardlinks, option_shared;
 static char *option_template, *option_reference, *option_depth;
 static char *option_origin = NULL;
 static char *option_upload_pack = "git-upload-pack";
+static int option_verbose;
 
 static struct option builtin_clone_options[] = {
 	OPT__QUIET(&option_quiet),
+	OPT__VERBOSE(&option_verbose),
 	OPT_BOOLEAN('n', "no-checkout", &option_no_checkout,
 		    "don't create a checkout"),
 	OPT_BOOLEAN(0, "bare", &option_bare, "create a bare repository"),
@@ -506,6 +508,8 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
 
 		if (option_quiet)
 			transport->verbose = -1;
+		else if (option_verbose)
+			transport->progress = 1;
 
 		if (option_upload_pack)
 			transport_set_option(transport, TRANS_OPT_UPLOADPACK,
diff --git a/t/t5702-clone-options.sh b/t/t5702-clone-options.sh
index 328e4d9a33..27825f5f31 100755
--- a/t/t5702-clone-options.sh
+++ b/t/t5702-clone-options.sh
@@ -19,4 +19,17 @@ test_expect_success 'clone -o' '
 
 '
 
+test_expect_success 'redirected clone' '
+
+	git clone "file://$(pwd)/parent" clone-redirected >out 2>err &&
+	test ! -s err
+
+'
+test_expect_success 'redirected clone -v' '
+
+	git clone -v "file://$(pwd)/parent" clone-redirected-v >out 2>err &&
+	test -s err
+
+'
+
 test_done
diff --git a/transport.c b/transport.c
index 5110c56c4e..1c510a3360 100644
--- a/transport.c
+++ b/transport.c
@@ -644,7 +644,7 @@ static int fetch_refs_via_pack(struct transport *transport,
 	args.include_tag = data->followtags;
 	args.verbose = (transport->verbose > 0);
 	args.quiet = (transport->verbose < 0);
-	args.no_progress = args.quiet || !isatty(1);
+	args.no_progress = args.quiet || (!transport->progress && !isatty(1));
 	args.depth = data->depth;
 
 	for (i = 0; i < nr_heads; i++)
diff --git a/transport.h b/transport.h
index d0b52053ff..6bbc1a8264 100644
--- a/transport.h
+++ b/transport.h
@@ -25,6 +25,8 @@ struct transport {
 	int (*disconnect)(struct transport *connection);
 	char *pack_lockfile;
 	signed verbose : 2;
+	/* Force progress even if the output is not a tty */
+	unsigned progress : 1;
 };
 
 #define TRANSPORT_PUSH_ALL 1